[Tests-Only] Skip on oc v10 for special ocis preview scenarios

[phil-davis]

Description

1. some test scenarios for previews in OCIS were added in [tests-only] test the OCIS implementation of the previews #37260 They should always be skipped on oC V10. That was not happening and nightly test runs failed, e.g. https://drone.owncloud.com/owncloud/activity/1205/70/14

--- Failed scenarios:

    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:46
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:47
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:48
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:49
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:50
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:51
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:52
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:79
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:80
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:81
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:82
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:83
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:84
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:85
    /var/www/owncloud/testrunner/tests/acceptance/features/apiWebdavPreviews/previews.feature:253

54 scenarios (39 passed, 15 failed)
297 steps (282 passed, 15 failed)

Skip those on OcV10

2. the apiWebdavPreviews suite is not actually running in core CI. That is why we did not discover this problem in core! Add it to CI.

How Has This Been Tested?

CI

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Database schema changes (next release will require increase of minor version instead of patch)
• Breaking change (fix or feature that would cause existing functionality to change)
• Technical debt
• Tests only (no source changes)

Checklist:

• Code changes
• Unit tests added
• Acceptance tests added
• Documentation ticket raised:
• Changelog item, see TEMPLATE

[phil-davis]

https://drone.owncloud.com/owncloud/core/24312/64/13
apiWebdavPreviews runs in CI and passes - great stuff.

[codecov]

Codecov Report

Merging #37274 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master   #37274   +/-   ##
=========================================
  Coverage     64.92%   64.92%           
  Complexity    19151    19151           
=========================================
  Files          1267     1267           
  Lines         74902    74902           
  Branches       1331     1331           
=========================================
  Hits          48633    48633           
  Misses        25877    25877           
  Partials        392      392           

Flag	Coverage Δ	Complexity Δ
#javascript	54.14% <ø> (ø)	0.00 <ø> (ø)
#phpunit	66.13% <ø> (ø)	19151.00 <ø> (ø)

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